Synced this with comedi. PWM support.

diff --git a/include/comedi.h b/include/comedi.h
index 58cbe7473e24b58268a3e849537368d5369b12d4..d0e3d57169fff3e91403ca25e68b99f5d6496a10 100644 (file)
--- a/include/comedi.h
+++ b/include/comedi.h
@@ -197,6 +197,11 @@ extern "C" {
 #define SDF_RUNNING    0x08000000      /* subdevice is acquiring data */
 #define SDF_LSAMPL     0x10000000      /* subdevice uses 32-bit samples */
 #define SDF_PACKED     0x20000000      /* subdevice can do packed DIO */
+/* re recyle these flags for PWM */
+#define SDF_PWM_COUNTER SDF_MODE0       /* PWM can automatically switch off */
+#define SDF_PWM_HBRIDGE SDF_MODE1       /* PWM is signed (H-bridge) */
+
+
 
 /* subdevice types */
 
@@ -212,7 +217,8 @@ extern "C" {
                COMEDI_SUBD_MEMORY,     /* memory, EEPROM, DPRAM */
                COMEDI_SUBD_CALIB,      /* calibration DACs */
                COMEDI_SUBD_PROC,       /* processor, DSP */
-               COMEDI_SUBD_SERIAL      /* serial IO */
+               COMEDI_SUBD_SERIAL,     /* serial IO */
+               COMEDI_SUBD_PWM         /* PWM */
        };
 
 /* configuration instructions */
@@ -255,6 +261,12 @@ extern "C" {
                INSN_CONFIG_8254_READ_STATUS = 4098,
                INSN_CONFIG_SET_ROUTING = 4099,
                INSN_CONFIG_GET_ROUTING = 4109,
+/* PWM */
+               INSN_CONFIG_PWM_SET_PERIOD = 5000,   /* sets frequency */
+               INSN_CONFIG_PWM_GET_PERIOD = 5001,   /* gets frequency */
+               INSN_GET_PWM_STATUS = 5002,          /* is it running? */
+               INSN_CONFIG_PWM_SET_H_BRIDGE = 5003, /* sets H bridge: duty cycle and sign bit for a relay  at the same time*/
+               INSN_CONFIG_PWM_GET_H_BRIDGE = 5004  /* gets H bridge data: duty cycle and the sign bit */
        };
 
        enum comedi_io_direction {